Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5147409 | Agent and method for treating wool fibers wherein the agent is tris(hydroxypropyl)phosphine and/or alkylene oxide addition products thereof | Seiji Shimura, Masashi Sugiya, Yoshifusa Hara, Akira Saito | 1992-09-15 |